No problem, we've got 81879274 and 84436998 to multiply
81879274 × 84436998 = 84436998 × (81879274)
+ 84436998 × 4 resulting in 337747992
+ 84436998 × 70 which equals 5910589860
+ 84436998 × 200 that equals 16887399600
+ 84436998 × 9000 yielding 759932982000
+ 84436998 × 70000 producing 5910589860000
+ 84436998 × 800000 that equals 67549598400000
+ 84436998 × 1000000 yielding 84436998000000
+ 84436998 × 80000000 yielding 6754959840000000

= 6913640094979452
